[INFO] cloning repository https://github.com/danbruce/chess-rs
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/danbruce/chess-rs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdanbruce%2Fchess-rs", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdanbruce%2Fchess-rs'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] ae7c93ff236474938284474c92d183e751f83a6f
[INFO] testing danbruce/chess-rs against beta-2022-02-22 for beta-1.60-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdanbruce%2Fchess-rs" "/workspace/builds/worker-74/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-74/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/danbruce/chess-rs on toolchain beta-2022-02-22
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/danbruce/chess-rs
[INFO] finished tweaking git repo https://github.com/danbruce/chess-rs
[INFO] tweaked toml for git repo https://github.com/danbruce/chess-rs written to /workspace/builds/worker-74/source/Cargo.toml
[INFO] crate git repo https://github.com/danbruce/chess-rs already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-74/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-74/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] d0692a4daa4001d7a6ae27767bb3328fe2b25d02ad1d0046fd7154cfcf4cdd53
[INFO] running `Command { std: "docker" "start" "-a" "d0692a4daa4001d7a6ae27767bb3328fe2b25d02ad1d0046fd7154cfcf4cdd53", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d0692a4daa4001d7a6ae27767bb3328fe2b25d02ad1d0046fd7154cfcf4cdd53", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d0692a4daa4001d7a6ae27767bb3328fe2b25d02ad1d0046fd7154cfcf4cdd53", kill_on_drop: false }`
[INFO] [stdout] d0692a4daa4001d7a6ae27767bb3328fe2b25d02ad1d0046fd7154cfcf4cdd53
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-74/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-74/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 758032cc6da14ea472db768b1fd248c39dbde25145ccc2c7dc26263ca4732bc6
[INFO] running `Command { std: "docker" "start" "-a" "758032cc6da14ea472db768b1fd248c39dbde25145ccc2c7dc26263ca4732bc6", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling chess v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field is never read: `file`
[INFO] [stdout]  --> src/board.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 7 |     file: u8,
[INFO] [stdout]   |     ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `rank`
[INFO] [stdout]  --> src/board.rs:8:5
[INFO] [stdout]   |
[INFO] [stdout] 8 |     rank: u8,
[INFO] [stdout]   |     ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 23s
[INFO] running `Command { std: "docker" "inspect" "758032cc6da14ea472db768b1fd248c39dbde25145ccc2c7dc26263ca4732bc6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "758032cc6da14ea472db768b1fd248c39dbde25145ccc2c7dc26263ca4732bc6", kill_on_drop: false }`
[INFO] [stdout] 758032cc6da14ea472db768b1fd248c39dbde25145ccc2c7dc26263ca4732bc6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-74/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-74/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7ea2f0ae661f3029755a0f496a9e82e93b14aa0a946002010685c558dd25408d
[INFO] running `Command { std: "docker" "start" "-a" "7ea2f0ae661f3029755a0f496a9e82e93b14aa0a946002010685c558dd25408d", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling chess v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field is never read: `file`
[INFO] [stdout]  --> src/board.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 7 |     file: u8,
[INFO] [stdout]   |     ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `rank`
[INFO] [stdout]  --> src/board.rs:8:5
[INFO] [stdout]   |
[INFO] [stdout] 8 |     rank: u8,
[INFO] [stdout]   |     ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.83s
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "7ea2f0ae661f3029755a0f496a9e82e93b14aa0a946002010685c558dd25408d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7ea2f0ae661f3029755a0f496a9e82e93b14aa0a946002010685c558dd25408d", kill_on_drop: false }`
[INFO] [stdout] 7ea2f0ae661f3029755a0f496a9e82e93b14aa0a946002010685c558dd25408d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-74/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-74/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 397b997ae5e1bff9a00e1803957ab42c57232088e9515ab65cafed6680a72afb
[INFO] running `Command { std: "docker" "start" "-a" "397b997ae5e1bff9a00e1803957ab42c57232088e9515ab65cafed6680a72afb", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr] warning: field is never read: `file`
[INFO] [stderr]  --> src/board.rs:7:5
[INFO] [stderr]   |
[INFO] [stderr] 7 |     file: u8,
[INFO] [stderr]   |     ^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `rank`
[INFO] [stderr]  --> src/board.rs:8:5
[INFO] [stderr]   |
[INFO] [stderr] 8 |     rank: u8,
[INFO] [stderr]   |     ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `chess` (bin "chess" test) generated 2 warnings
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 4m 45s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/chess-c39f1c2153c8d89b)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "397b997ae5e1bff9a00e1803957ab42c57232088e9515ab65cafed6680a72afb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "397b997ae5e1bff9a00e1803957ab42c57232088e9515ab65cafed6680a72afb", kill_on_drop: false }`
[INFO] [stdout] 397b997ae5e1bff9a00e1803957ab42c57232088e9515ab65cafed6680a72afb